George e



G. E. MILLS.

Ore Washer.

Patented March 13. 1860.

UNITED STATES PATEN GEORGE E. MILLS, OF NEW YORK, N. Y.

ORE-WASHER.

Specification of Letters Patent No. 27,463, dated March 13, 1860.

To all whom it may concern. I seen in Fig. 3, there is a V shaped groove Be it known that I, GEORGE E. MILLS, of into which the inside ring of the dischargthe city and county of New York, in the l ing channel (F,) is fitted to prevent the State of New York, have invented a new waste of the ore. The rakes (1) shown in and useful Improvement in a Gold and Ore 5 Fig. 4C, are made of metal or wood, and are I/Vashel; and the following is a clear and hinged to the arm (D,) so that they will exact description of the same, reference bepass freely over the flattened pipe (E,) ing had to the accompanying drawings, and distribute the ores evenly 011 the disk to making a part of this specification. be washed.

The nature of my invention consists in the The channels as shown in (Fig. 5) are to construction and arrangement of the chanreceive the gold, and ore. The outer one nels, in the bottom of which are counter- (G,) is to distribute the water with considsunk slots, or openings, to discharge the waerable force through the sunk slits or openter on to the revolving disk, also the divergings (h, h, h, 71,) to remove the tailings and ing rakes, revolving in the opposite direcearthy matter from the disk (13,) before tion, and the flat, or half round pipe to flow coming to the flow pipe The form and the ore from the disk, and allow the hinged position of the rake arms (1),) are such by rakes to pass over freely. Likewise the cirtheir revolving motion they lead a drawing cular oblique rifiies in the disk. course from the center of the disk, and leave To enable others skilled in the art, to the ore, smoothly, and force off the tailings make and use my invention, I will proceed and worthless substances. to describe it, referring to the drawings and In my improved ore washer, it will readily the letters marked thereon. be seen that the arrangements of the chan- Figure l, representsa side elevation. Fig. nels to distribute clean water on the ores, 2, shows a top plan. Fig. 3, is the disk and in cold weather, hot water may be used turned over. Fig. 4, shows'the diverging to prevent the freezing on the disk, together rakes detached. Fig. 5, shows the channels with the diverging rakes to even the ores, to receive the ore and water. rotating in the contrary direction from the In (Fig. 1) the frame is composed of a disk, and the oblique riffles to catch the finer bed-piece, two pillars, and a beam to supparticles, as also the flattened fiow pipe, to port and form the bearings of the vertical allow the rakes to pass over while it washes shaft (A,) on which the disk (13,) revolves. the ore out, is more practical in its opera- 0n the upper end of the shaft (A,) and tion than any ever before known or used. above the disk, is a sleeve (C,) on which is Having thus fully described my invention fastened the rake arm (D,) made to revolve what I claim as new and desire to secure by in the opposite direction to the disk (13,) Letters Patent isby two bevel-gear wheels (6, and 0,) driven The channels, the revolving rakes, diverg by the pinion (a,) on a horizontal shaft ((Z,) ing from the center, the oblique riffles in the that communicates motion to the machine. disk, and the flattened or half round flow The face of the disk, as seen in Fig. 2, has pipe all in combination as specified, and oblique riffles (e, e, e, 6,) turlpecll iinto the sr11rfor the purposes set forth. face, to catch and revent t e ner partic es from flowing ofi vi ith the tailings. In the GEORGE MILLS flattened or half-round pipe (E,) there is holes in line with the riftles (6,) to wash the ore out. On the under side of the disk as Witnesses:

EDW. F. BROWN, J. B. Wooonorr. 

